/* =========================================================
   澳门百老汇官 · 共享样式 /assets/site.css
   夜橄榄底色 + 暖金结构 + 限量霓虹，编辑部式非对称节奏
   ========================================================= */

/* ---------- 01 Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, li, figure, figcaption, blockquote, dl, dd {
  margin: 0;
  padding: 0;
}

ul, ol { list-style: none; }

img, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
}

button { cursor: pointer; }

a { color: inherit; text-decoration: none; }

table { border-collapse: collapse; width: 100%; }

/* ---------- 02 Tokens ---------- */
:root {
  --c-deep: #0E1A14;
  --c-mid: #16261C;
  --c-band: #23392B;
  --c-gold: #E3B15C;
  --c-gold-soft: #F3DCA6;
  --c-cream: #F6F1E4;
  --c-magenta: #E5247E;
  --c-electric: #3E7BFA;
  --c-ink: #1B1B18;

  --t-main: rgba(246, 241, 228, 0.84);
  --t-dim: rgba(246, 241, 228, 0.56);
  --t-faint: rgba(246, 241, 228, 0.36);

  --line: rgba(227, 177, 92, 0.26);
  --line-strong: rgba(227, 177, 92, 0.56);

  --font-display: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --header-h: 78px;
  --gutter: clamp(18px, 4.5vw, 60px);
  --maxw: 1440px;
  --shadow-gold: 6px 6px 0 rgba(227, 177, 92, 0.16);
  --shadow-magenta: 5px 5px 0 rgba(229, 36, 126, 0.32);
}

@media (max-width: 900px) {
  :root { --header-h: 64px; }
}

/* ---------- 03 Base ---------- */
body {
  background-color: var(--c-deep);
  color: var(--t-main);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.8;
  letter-spacing: 0.01em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#main-content { padding-top: var(--header-h); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--c-cream);
  line-height: 1.16;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(36px, 6vw, 84px); }
h2 { font-size: clamp(26px, 3.6vw, 44px); }
h3 { font-size: clamp(19px, 2vw, 24px); }

p { max-width: 78ch; }

strong { color: var(--c-gold-soft); font-weight: 700; }

::selection { background: var(--c-magenta); color: #FFFFFF; }

:focus-visible {
  outline: 2px solid var(--c-electric);
  outline-offset: 3px;
}

/* ---------- 04 Skip link ---------- */
.skip-link {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 200;
  padding: 12px 24px;
  background-color: var(--c-gold);
  color: var(--c-ink);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  transform: translateY(-120%);
  transition: transform 220ms var(--ease);
}

.skip-link:focus { transform: translateY(0); }

/* ---------- 05 Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background-color: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color 300ms var(--ease), border-color 300ms var(--ease);
}

.site-header.is-solid {
  background-color: var(--c-deep);
  border-bottom-color: var(--line-strong);
}

.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background-color: rgba(227, 177, 92, 0.14);
  opacity: 0;
  pointer-events: none;
  transition: opacity 260ms var(--ease);
}

.site-header.is-solid .scroll-progress { opacity: 1; }

.scroll-progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(90deg, var(--c-gold) 0%, var(--c-gold) 62%, var(--c-magenta) 100%);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.6vw, 44px);
  width: 100%;
  max-width: var(--maxw);
  height: var(--header-h);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  border: 2px solid var(--c-gold);
  color: var(--c-gold);
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  line-height: 1;
  box-shadow: 3px 3px 0 rgba(229, 36, 126, 0.34);
  transition: transform 240ms var(--ease), box-shadow 240ms var(--ease);
}

.brand:hover .brand-mark {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 rgba(229, 36, 126, 0.5);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--c-cream);
  white-space: nowrap;
}

.brand-slogan {
  margin-top: 3px;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--c-gold);
  white-space: nowrap;
}

/* Nav */
.site-nav {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 2vw, 36px);
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.1vw, 32px);
}

.nav-item { position: relative; }

.nav-link {
  position: relative;
  display: inline-block;
  padding: 6px 0;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: rgba(246, 241, 228, 0.76);
  white-space: nowrap;
  transition: color 240ms var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--c-gold);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 260ms var(--ease);
}

.nav-link:hover { color: var(--c-gold-soft); }
.nav-link:hover::after { transform: scaleX(1); }

.nav-link[aria-current="page"] { color: var(--c-gold); }
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
  background-color: var(--c-magenta);
}

.nav-cta { flex: 0 0 auto; }

/* Tools */
.header-tools {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}

.tool-pair {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(246, 241, 228, 0.72);
  border: 1px solid rgba(227, 177, 92, 0.36);
  white-space: nowrap;
  transition: color 220ms var(--ease), border-color 220ms var(--ease), background-color 220ms var(--ease);
}

.tool-btn:hover {
  color: var(--c-gold);
  border-color: var(--c-gold);
}

.tool-btn[aria-expanded="true"] {
  color: var(--c-gold);
  border-color: var(--c-gold);
  background-color: rgba(227, 177, 92, 0.12);
}

.tool-btn.is-active,
.tool-btn[aria-pressed="true"] {
  color: var(--c-magenta);
  border-color: var(--c-magenta);
  background-color: rgba(229, 36, 126, 0.12);
}

/* Nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 42px;
  flex: 0 0 auto;
  border: 1px solid rgba(227, 177, 92, 0.45);
  transition: border-color 220ms var(--ease);
}

.nav-toggle:hover { border-color: var(--c-gold); }

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--c-gold);
  transition: transform 260ms var(--ease), opacity 200ms var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Search panel */
.search-panel {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: 24px var(--gutter) 28px;
  background-color: var(--c-mid);
  border-top: 1px solid var(--line);
  border-bottom: 2px solid var(--c-gold);
  animation: panel-in 280ms var(--ease) both;
}

.search-panel[hidden] { display: none; }

@keyframes panel-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.search-panel-inner {
  display: grid;
  gap: 12px;
  max-width: var(--maxw);
  margin: 0 auto;
}

.search-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--c-gold);
}

.search-field {
  width: 100%;
  padding: 14px 16px;
  background-color: var(--c-deep);
  border: 1px solid var(--line-strong);
  color: var(--c-cream);
  font-size: 16px;
  letter-spacing: 0.02em;
  transition: border-color 220ms var(--ease);
}

.search-field::placeholder { color: var(--t-faint); }
.search-field:focus { border-color: var(--c-electric); outline: none; }
.search-field:focus-visible { outline: 2px solid var(--c-electric); outline-offset: 2px; }

.search-count {
  max-width: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--t-dim);
}

/* ---------- 06 Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 2px solid var(--c-gold);
  color: var(--c-gold);
  background-color: transparent;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.2;
  transition: background-color 240ms var(--ease), color 240ms var(--ease),
              box-shadow 240ms var(--ease), transform 240ms var(--ease);
}

.btn:hover {
  background-color: var(--c-gold);
  color: var(--c-deep);
  box-shadow: var(--shadow-magenta);
  transform: translate(-2px, -2px);
}

.btn-sm {
  padding: 8px 14px;
  font-size: 12px;
  letter-spacing: 0.12em;
}

.btn-solid {
  background-color: var(--c-gold);
  color: var(--c-deep);
}

.btn-solid:hover {
  background-color: var(--c-gold-soft);
  border-color: var(--c-gold-soft);
  color: var(--c-deep);
}

.btn-magenta {
  border-color: var(--c-magenta);
  color: var(--c-magenta);
}

.btn-magenta:hover {
  background-color: var(--c-magenta);
  border-color: var(--c-magenta);
  color: #FFFFFF;
  box-shadow: 5px 5px 0 rgba(227, 177, 92, 0.3);
}

/* ---------- 07 Footer ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(80px, 12vw, 160px);
  background-color: var(--c-deep);
  border-top: 1px solid var(--line);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: clamp(90px, 20vw, 280px);
  height: 3px;
  background-color: var(--c-gold);
}

.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 92px) var(--gutter) 32px;
}

.footer-signature {
  max-width: none;
  margin-bottom: clamp(36px, 5vw, 68px);
  font-family: var(--font-display);
  font-size: clamp(30px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--c-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(200px, 1.4fr) repeat(3, minmax(120px, 1fr));
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(32px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
}

.footer-brand .brand { margin-bottom: 16px; }

.footer-note {
  max-width: 28ch;
  font-size: 14px;
  line-height: 1.9;
  color: var(--t-dim);
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  line-height: 1.4;
  color: var(--c-gold);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  position: relative;
  display: inline-block;
  padding-left: 0;
  font-size: 15px;
  color: rgba(246, 241, 228, 0.72);
  transition: color 220ms var(--ease), padding-left 220ms var(--ease);
}

.footer-link::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--c-magenta);
  opacity: 0;
  transition: opacity 220ms var(--ease);
}

.footer-link:hover {
  color: var(--c-gold-soft);
  padding-left: 18px;
}

.footer-link:hover::before { opacity: 1; }

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 44px;
  padding: clamp(28px, 3.5vw, 44px) 0;
  border-bottom: 1px solid var(--line);
}

.contact-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  max-width: none;
  font-size: 14px;
}

.contact-label {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-gold);
}

.contact-value {
  color: var(--t-main);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 32px;
  padding-top: 26px;
}

.footer-legal,
.footer-copy {
  max-width: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--t-faint);
}

/* ---------- 08 Layout utilities ---------- */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.section { padding: clamp(64px, 10vw, 140px) 0; }

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 32px);
}

/* ---------- 09 Editorial components ---------- */
.section-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(56px, 10vw, 148px);
  font-weight: 200;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: rgba(227, 177, 92, 0.14);
  -webkit-text-stroke: 1px rgba(227, 177, 92, 0.6);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--c-gold);
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background-color: var(--c-gold);
}

.tag-gold,
.tag-magenta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.6;
}

.tag-gold {
  color: var(--c-gold);
  border: 1px solid rgba(227, 177, 92, 0.5);
}

.tag-magenta {
  color: var(--c-magenta);
  border: 1px solid rgba(229, 36, 126, 0.55);
  background-color: rgba(229, 36, 126, 0.1);
}

/* ---------- 10 Breadcrumbs ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--t-dim);
}

.breadcrumbs a { color: var(--t-dim); transition: color 220ms var(--ease); }
.breadcrumbs a:hover { color: var(--c-gold); }
.breadcrumbs [aria-current="page"] { color: var(--c-gold); }
.crumb-sep { color: rgba(227, 177, 92, 0.42); }

/* ---------- 11 Prose ---------- */
.prose {
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--t-main);
}

.prose p { max-width: none; }
.prose p + p { margin-top: 1.2em; }

.prose h2 {
  margin: 2.2em 0 0.6em;
  font-size: clamp(24px, 3vw, 34px);
}

.prose h3 {
  margin: 1.8em 0 0.5em;
  font-size: 20px;
  color: var(--c-gold);
  letter-spacing: 0.02em;
}

.prose ul,
.prose ol {
  margin: 1.2em 0;
  padding-left: 0;
}

.prose li {
  position: relative;
  padding-left: 1.3em;
  margin-bottom: 0.5em;
}

.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 2px;
  background-color: var(--c-gold);
}

.prose a {
  color: var(--c-electric);
  border-bottom: 1px solid currentColor;
  transition: color 220ms var(--ease);
}

.prose a:hover { color: var(--c-gold-soft); }

.prose blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--c-magenta);
  color: var(--c-gold-soft);
  font-size: 19px;
}

.prose code {
  padding: 2px 6px;
  background-color: var(--c-band);
  color: var(--c-gold-soft);
  font-family: var(--font-mono);
  font-size: 0.9em;
}

/* ---------- 12 Media frames ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: var(--c-mid);
  border: 2px solid var(--c-band);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms var(--ease);
}

.media-frame:hover img { transform: scale(1.04); }

.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--wide { aspect-ratio: 21 / 9; }

.media-caption {
  max-width: none;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--t-dim);
}

/* ---------- 13 JS states ---------- */
.js-ready [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 560ms var(--ease), transform 560ms var(--ease);
}

.js-ready [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.is-filtered-out { display: none !important; }

/* ---------- 14 Responsive ---------- */
@media (max-width: 1180px) {
  .site-nav { gap: clamp(10px, 1.6vw, 22px); }
  .nav-link { font-size: 13px; letter-spacing: 0.06em; }
}

@media (max-width: 1024px) {
  .nav-cta { display: none; }
}

@media (max-width: 960px) {
  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  h1 { font-size: clamp(32px, 9vw, 56px); }

  .nav-toggle { display: flex; }

  .header-tools { gap: 8px; }

  .tool-pair { display: none; }

  .tool-btn {
    padding: 7px 10px;
    font-size: 11px;
    letter-spacing: 0.1em;
  }

  .brand-mark { width: 34px; height: 34px; font-size: 17px; }
  .brand-name { font-size: 14px; }
  .brand-slogan { font-size: 10px; letter-spacing: 0.18em; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    max-height: calc(100vh - var(--header-h));
    padding: 6px 0 24px;
    overflow-y: auto;
    background-color: var(--c-mid);
    border-bottom: 2px solid var(--c-gold);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition: transform 280ms var(--ease), opacity 240ms var(--ease), visibility 240ms var(--ease);
  }

  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0 var(--gutter);
  }

  .nav-item { border-bottom: 1px solid rgba(227, 177, 92, 0.16); }

  .nav-link {
    display: block;
    padding: 16px 0;
    font-size: 15px;
    letter-spacing: 0.08em;
  }

  .nav-link::after { display: none; }

  .nav-link[aria-current="page"] { color: var(--c-gold); }

  .nav-link[aria-current="page"]::before {
    content: "";
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-right: 10px;
    background-color: var(--c-magenta);
  }

  .search-panel { padding: 20px var(--gutter) 24px; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }

  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-brand { grid-column: auto; }

  .footer-contact { flex-direction: column; gap: 10px; }

  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 420px) {
  .brand-slogan { display: none; }
  .header-inner { gap: 12px; }
}

/* ---------- 15 Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .js-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .media-frame:hover img { transform: none; }

  .btn:hover { transform: none; }
}

@media print {
  .site-header,
  .skip-link,
  .scroll-progress { display: none; }
  #main-content { padding-top: 0; }
  body { background: #FFFFFF; color: #1B1B18; }
}